Clinical trials: Near Vision
High Myopia
Screening and Identification of Biomarkers for High Myopia by a Rapid Method
To screen and identify sensitive biomarkers for high myopia via a robust, convenient, and cost-effective approach according to the association between high myopia and concentration of biomarkers in tear fluid, saliva and blood…
- Trial name
- NCT05803174
- Testing
- blood sample
- Where
- China
- Volunteers
- 120 people, healthy volunteers welcome
- Sponsor
- Beijing Tongren Hospital
Myopia, Dental Caries
Bedtime Routines and Children's Health
In Taiwan, the prevalence of sleep problems, myopia, and dental caries in school-age children is high. Little is known regarding the implementation of oral and vision health outcomes around bedtime.
- Conditions
- Myopia, Dental Caries, Sleep, Asthenopia
- Trial name
- NCT05201924
- Testing
- Bedtime routine, Control
- Where
- Taiwan
- Volunteers
- 160 people, healthy volunteers welcome
- Sponsor
- National Taiwan University
Low Bone Mineral Density, Muscle Oxygenation
Bone and Muscle Oxygenation in Military Test Pilots
This prospective, single-group interventional pilot study will evaluate the effects of a 12-week resistance and core stabilization exercise program on bone mineral density and resting muscle oxygenation in male military test…
- Trial name
- BMO-MTP (NCT07787143)
- Testing
- Supervised Resistance and Core Stabilization Exercise Program
- Volunteers
- 10 people, healthy volunteers welcome
- Sponsor
- Emine Merve Ersever
Myopia
Performance of DAILIES TOTAL1 Daily Disposable Contact Lenses in Habitual Soft Lens Wearers Who Report Substantial Digital Device Use
The purpose of this study is to evaluate the performance of DAILIES TOTAL1 daily disposable contact lenses with regards to subjective symptoms (comfort, dryness, vision) in lens wearers who use identify themselves as substantial…
- Trial name
- FOX (NCT06308666)
- Testing
- Delefilcon A contact lenses
- Where
- Canada
- Volunteers
- 41 people, healthy volunteers welcome
- Sponsor
- University of Waterloo
Myopic LASIK Candidates With Spherical Equivalent up to - 10 Diopters
Thin-Flap Laser in Situ Keratomileusis Associated Dry Eye
Laser in situ keratomileusis (LASIK) eye surgery continues to be the most common refractive procedure used to correct different forms of ametropia.
- Trial name
- NCT04831177
- Testing
- Laser in situ keratomileusis
- Where
- Egypt
- Volunteers
- 55 people, healthy volunteers welcome
- Sponsor
- Assiut University
Myopia
Myopia Prevalence in Canadian School Children - a Pilot Study
The goal of this study is to determine the prevalence of nearsightedness in Canadian school children living in the Waterloo Region.
- Trial name
- Falcon (NCT01942057)
- Where
- Canada
- Volunteers
- 173 people, healthy volunteers welcome
- Sponsor
- University of Waterloo
Myopia, Light; Therapy, Complications
Optimizing Light Exposure for Myopia Prevention and Control (LightSPAN)
The goal of this clinical trial is to evaluate whether the optimization of daily exposure to light in primary school children can lead to better myopia prevention and control.
- Conditions
- Myopia, Light; Therapy, Complications, Myopia Progression, Short-Sighted
- Trial name
- LightSPAN (NCT06631339)
- Testing
- Light Intervention, Digital Intervention, Control Group
- Where
- 5 sites in Singapore
- Volunteers
- 396 people, healthy volunteers welcome
- Sponsor
- National University of Singapore
Cerebral Oxygenation
Effect of Left Paratracheal Pressure on Cerebral Oxygenation During General Anesthesia
Left paratracheal pressure (LPP) has been proposed as an alternative to cricoid pressure to reduce the risk of regurgitation during induction of general anesthesia.
- Trial name
- PARANIRS (NCT07778303)
- Testing
- Left Paratracheal Pressure, Cricoid Pressure
- Where
- Belgium
- Volunteers
- 70 people, healthy volunteers welcome
- Sponsor
- Clinique Saint-Luc
Myopia Progression
Effectiveness of Orthokeratology in Decreasing Myopic Progression in a Young Adult Population Enrolled in a Professional Optometric Curriculum
The high prevalence of myopia - especially in Asian countries - is well documented, as are the sight-threatening complications of high or degenerative myopia.
- Trial name
- NCT02623543
- Testing
- OrthoK
- Where
- United States
- Volunteers
- 80 people, healthy volunteers welcome
- Sponsor
- Illinois College of Optometry
Myopia
SEED-LVPEI Myopia Study
This randomized clinical trial study aims to investigate the efficacy of novel SEED's EDOF based mid-lens design in controlling the myopia progression in Indian children with these specific objectives: 1.
- Trial name
- SLIMS (NCT04618510)
- Testing
- SEED 1-dayPure EDOF soft contact lens, Single Vision Spectacles
- Where
- India
- Volunteers
- 108 people, healthy volunteers welcome
- Sponsor
- L.V. Prasad Eye Institute
Cataract, Myopia
VCSEL Based Optical Swept Source Biometry
Optical interferometric biometry is a non-invasive and highly precise method for measuring eye length and intraocular distances. The method already exists as commercial devices (e.g. IOLMaster, Carl Zeiss Meditec AG).
- Trial name
- VBOB (NCT06551480)
- Testing
- Biometry
- Where
- Austria
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- Rainer Leitgeb
Myopia
To Study the Effects of Cordyceps Cicadae on Vision Care
Cordyceps cicadae is a traditional Asian herbal medicine with a variety of bioactive substances and curative effects similar to Cordyceps Cicadae, and it has been reported that anti-dry eye and eye protection ingredients can be…
- Trial name
- NCT05778409
- Testing
- Cordyceps cicadae extract
- Where
- Taiwan
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- China Medical University Hospital
Myopia
The Role of SNP of ECM and MMP on the Development of Pathological High Myopia
To study the clinical characteristics and inheritance of pathological myopia in Taiwanese patients.
- Trial name
- NCT00172952
- Where
- Taiwan
- Volunteers
- 600 people, healthy volunteers welcome
- Sponsor
- National Taiwan University Hospital
Visual Acuity
Evaluation of a Daily Disposable Novel Multifocal Contact Lens in a Myopic Population; Part 2
This is a 6-visit, subject-masked, multi-site, 2×3 crossover dispensing trial that will last approximately 2 - 4 months.
- Trial name
- NCT04615507
- Testing
- JJVC Investigational Multifocal Contact Lens, Dailies Total 1® Multifocal Contact Lens
- Where
- 6 sites in United States
- Volunteers
- 71 people, healthy volunteers welcome
- Sponsor
- Johnson & Johnson Vision Care, Inc.
Diagnostic Test, NIRS
Near Infrared Spectroscopy and Testicular Torsion in Children
NIRS estimates tissue saturation of oxygenation in tissue beds. Animals studies suggested that transscrotal NIRS measurements can quantify testicular hypoxia and differentiate between torsed and non torsed testicles.
- Conditions
- Diagnostic Test, NIRS, Testicular Torsion, Diagnosis
- Trial name
- SPIRETTE (NCT05769244)
- Testing
- near-infrared spectroscopy (NIRS)
- Where
- France
- Volunteers
- 55 people, healthy volunteers welcome
- Sponsor
- Centre Hospitalier Universitaire, Amiens
Myopia, Hyperopia
Complete Easy Rub Comparative Efficacy Study
The aim of this trial is to assess Complete Easy Rub compared to a competitor multi-purpose solution in terms of lens cleanliness, subjective response and ocular response, when lenses are worn bilaterally on a daily wear basis…
- Conditions
- Myopia, Hyperopia, Astigmatism
- Trial name
- NCT01019564
- Testing
- Complete Easy Rub Formula MPS, Aquify MPS
- Volunteers
- healthy volunteers welcome
- Sponsor
- Abbott Medical Optics
Falls, Missteps
Automatic Detection of Falls and Near Falls
The aim of this study is to develop an algorithm to automatically detect falls and near falls, in the elderly and in Parkinson's Disease patients. Subjects will arrive at the investigators' gait laboratory for assessment.
- Trial name
- NCT00948844
- Testing
- Hybrid (3-d accelerometers, and gyroscopes)
- Where
- Israel
- Volunteers
- 90 people, healthy volunteers welcome
- Sponsor
- Tel-Aviv Sourasky Medical Center
Major Depressive Disorder
The Effect of Intradermal Acupuncture on Gallbladder Meridian Points on Cerebral Hemodynamics in Relevant Brain Regions for Major Depressive Disorder Based on fNIRS Technology
Gallbladder meridian(GB) acupoints may play an important role in the treatment of major depressive disorder (MDD). Therefore, this study is designed to focus on the traditional Chinese medicine (TCM) theory of " gallbladder…
- Trial name
- NCT05707299
- Testing
- Intradermal acupuncture
- Where
- China
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- The Third Affiliated hospital of Zhejiang Chinese Medical University
Myopia, Astigmatism
Toric Orthokeratology - Slowing Eye Elongation
The aims of this study are to investigate the effects of ortho-k for astigmatic and myopic reduction and myopic control in children, and the long term effects on corneal curvatures and biomechanics.
- Trial name
- TO-SEE (NCT00978692)
- Testing
- Toric Orthokeratology lenses, Single-vision spectacles
- Where
- China
- Volunteers
- 80 people, healthy volunteers welcome
- Sponsor
- The Hong Kong Polytechnic University
Visual Acuity
Evaluating Accommodative Responses of Soft Contact Lenses for Myopia Control
This is a bilateral, non-dispensing, randomized, controlled, double-masked, 7x7 cross-over study. Each subject will be bilaterally fitted with one of the 7 test articles in each of the 7 periods for a total of four visits.
- Trial name
- NCT03635528
- Testing
- Test Lens 1, Test Lens 2, Test Lens 3
- Where
- United States
- Volunteers
- 11 people, healthy volunteers welcome
- Sponsor
- Johnson & Johnson Vision Care, Inc.